You have chosen 'Introduction of 'Essence of Christianity'' by Ludwig Feuerbach, 'Against the Ethicists (one book)' by Sextus Empiricus and 'Three Dialogues of Hylas and Philonous' by George Berkeley
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Reality, or select a subheading: |
| A. | Classical Physics | |
| B. | Modern Physics | |
| C. | Space | |
| D. | Time | |
| E. | Cosmology | |
| F. | Chemistry | |
| G. | Biology |